With economy getting worse,we have reached the point________we have to cut down our daily expenses.
#75100
A
that 
B
which
C
when 
D
where
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The children, _____ had played the whole day long, were worn out.
#76416
A
all of what
B
all of them
C
all of whom
D
all of which
The reason       he didn’t go to school yesterday was       he was ill.
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A
why;that
B
that;because
C
that;that
D
for which;what
I just wonder _______that upsets him so much.
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A
what it is
B
what he does
C
how it is
D
why it does